As a single player game, you’re able to take your time, case the joint and find effective ways to complete the map. Like Metal Gear Solid and other stealth games, it’s satisfying to get through each area, work out guard patterns and find the perfect hiding places. As a multiplayer game it’s a whole different monster. Sure, an organised group can probably best a level as quietly and efficiently as single player, but with offline play and friends like yours, you know what it’s going to be like